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lsylsy2
V2EX  ›  云计算

ramnode 的 TCP 拥塞控制默认用的是 HTCP

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  •   lsylsy2 · Jun 9, 2014 · 7481 views
    This topic created in 4381 days ago, the information mentioned may be changed or developed.
    前言:openvz的VPS很难自己增加拥塞控制,基本都得用系统默认,然后Linux本身默认的reno针对中国人用美国VPS这种“大带宽,高延迟,丢包略高”的情况很差

    在ramnode的13美元一年机器上运行
    root@ramnode1:~# sysctl net.ipv4.tcp_congestion_control
    net.ipv4.tcp_congestion_control = htcp
    root@ramnode1:~# sysctl net.ipv4.tcp_available_congestion_control
    net.ipv4.tcp_available_congestion_control = htcp cubic reno

    软件优化感觉也是体验的很重要一部分……
    2 replies    2014-06-10 01:00:51 +08:00
    darksheen
        1
    darksheen  
       Jun 9, 2014
    htcp和hybla哪个好些呢
    lsylsy2
        2
    lsylsy2  
    OP
       Jun 10, 2014
    @darksheen 从看的资料上,hybla在“中美”这种特定环境比较好,但是htcp通用性比较高
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